{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:36:51.018387", "data_source": "ERA5", "website": "http://wexa.jamstec.go.jp", "Author": "Patrick Martineau"}, "event_id": {"name": "Event ID", "description": "A unique identifier based on: beginning_date, end_date, longitude, and latitude", "value": "2023-Oct-27_to_2023-Oct-30_303.5_-20.0"}, "event_label": {"name": "Event label", "description": "Integer-valued grid identifier that uniquely labels each detected extreme event in space and time, consistent with the corresponding labels stored in the NetCDF dataset.", "value": 2023100002045}, "status": {"name": "Status", "description": "An ongoing event denotes an event that lasts up to the latest data available. These events are subject to change as newer data is added.", "value": false}, "start_date": {"name": "Start date", "description": "First date on which grid points are under the influence of an event", "value": "October 27 2023"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 30 2023"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 4}, "figures_available": {"name": "Figures available", "description": "True if figures were pre-generated for this event", "value": true}, "detection_var": {"name": "Detection variable", "description": "Variable used for the detection scheme", "value": "t2m"}, "event_type": {"name": "Event type", "description": "Type of the event detected", "value": "Heat wave"}, "area": {"name": "Area", "description": "The area (in square meters) encompassing all grid points under the influence of an event during its lifetime.", "value": 136168.16751657234}, "countries_affected": {"name": "Countries affected", "description": "The ArcGIS geocoding API (https://developers.arcgis.com/rest/geocode/) is used to obtain a list of all the countries affected by an event during its lifetime.", "value": ["Bolivia", "Brazil", "Paraguay"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.South-America", "South-American-Monsoon"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["South America"]}, "oceans_affected": {"name": "Ocean basins affected", "description": "The ArcGIS geocoding API (https://developers.arcgis.com/rest/geocode/) is used to obtain a list of all the ocean basins affected by an event during its lifetime.", "value": []}, "center_lat": {"name": "Center latitude", "description": "Latitude of the maximum time-integrated standardized t2m anomalies. Only t2m of the same polarity as the events are considered (positive T2m for a HW, for instance). The centre is thus representative of both the severity and persistence of anomalies.", "value": -20.0}, "center_lon": {"name": "Center longitude", "description": "Longitude of the maximum time-integrated standardized t2m anomalies. Only t2m of the same polarity as the events are considered (positive T2m for a HW, for instance). The centre is thus representative of both the severity and persistence of anomalies.", "value": 303.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "303.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 300.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 305.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -22.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -17.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2023-10-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-60.03, -19.47], [-59.68, -19.32], [-59.54, -19.0], 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"coordinates": [[[[-60.15, -20.75], [-60.25, -20.5], [-60.15, -20.25], [-60.25, -20.0], [-60.03, -19.47], [-59.68, -19.32], [-59.54, -19.0], [-59.75, -18.5], [-59.65, -18.25], [-59.75, -18.0], [-59.65, -17.75], [-59.75, -17.5], [-59.53, -16.97], [-59.0, -16.75], [-58.47, -16.97], [-58.32, -17.32], [-57.97, -17.47], [-57.82, -17.82], [-57.47, -17.97], [-57.25, -18.5], [-57.35, -18.75], [-57.32, -18.82], [-57.25, -18.85], [-57.0, -18.75], [-56.7, -18.88], [-56.53, -18.47], [-56.0, -18.25], [-55.47, -18.47], [-55.32, -18.82], [-54.97, -18.97], [-54.82, -19.32], [-54.47, -19.47], [-54.25, -20.0], [-54.47, -20.53], [-54.82, -20.68], [-54.97, -21.03], [-55.5, -21.25], [-56.0, -21.04], [-56.37, -21.2], [-56.32, -21.32], [-55.97, -21.47], [-55.75, -22.0], [-55.85, -22.25], [-55.75, -22.5], [-55.97, -23.03], [-56.5, -23.25], [-56.75, -23.15], [-57.0, -23.25], [-57.25, -23.15], [-57.5, -23.25], [-58.03, -23.03], [-58.18, -22.68], [-58.5, -22.54], [-59.0, -22.75], [-59.53, -22.53], [-59.68, -22.18], [-60.03, -22.03], [-60.25, -21.5], [-60.15, -21.25], [-60.25, -21.0], [-60.15, -20.75]]]]}, "2023-10-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-60.15, -20.75], [-60.25, -20.5], [-60.15, -20.25], [-60.25, -20.0], [-60.03, -19.47], [-59.68, -19.32], [-59.54, -19.0], [-59.75, -18.5], [-59.65, -18.25], [-59.75, -18.0], [-59.65, -17.75], [-59.75, -17.5], [-59.53, -16.97], [-59.0, -16.75], [-58.47, -16.97], [-58.32, -17.32], [-57.97, -17.47], [-57.82, -17.82], [-57.47, -17.97], [-57.25, -18.5], [-57.35, -18.75], [-57.32, -18.82], [-57.25, -18.85], [-57.0, -18.75], [-56.7, -18.88], [-56.53, -18.47], [-56.0, -18.25], [-55.47, -18.47], [-55.32, -18.82], [-54.97, -18.97], [-54.82, -19.32], [-54.47, -19.47], [-54.25, -20.0], [-54.47, -20.53], [-54.82, -20.68], [-54.97, -21.03], [-55.5, -21.25], [-56.0, -21.04], [-56.37, -21.2], [-56.32, -21.32], [-55.97, -21.47], [-55.75, -22.0], [-55.85, -22.25], [-55.75, -22.5], [-55.97, -23.03], [-56.5, -23.25], [-56.75, 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33.932866494691154, 33.257945813473896, 33.979159032898565]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [4.323499800428991, 4.41647878431381, 4.516984088328031, 4.962665902378314]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [5.303416889202481, 6.139826687593995, 5.537158338343886, 6.501502279133376]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5092599225455396, 1.512565329582518, 1.5239271429273438, 1.6500196069506952]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.7260861384320851, 1.7530449474663878, 1.8342573371463426, 1.9296655500512605]}}